_____ what has recently been done to pro
题型：选择题
问题：
_____ what has recently been done to provide more buses for the people, a shortage of public vehicles
remains a problem. [ ]
A. Except for
B. Due to
C. Because of
D. In spite of
_____ what has recently been done to provide more buses for the people, a shortage of public vehicles
remains a problem. [ ]
A. Except for
B. Due to
C. Because of
D. In spite of